10191-18-1 2-[Bis(2-Hydroxyethyl)amino]ethanesulfonic acid BES Ethanesulfonic acid, 2-[bis(2-hydroxyethyl)amino]- N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid N,N-Bis(hydroxyethyl)-2-aminoethanesulfonic acid NSC166667 Taurine, N,N-bis(2-hydroxyethyl)-